Turkey Patty Melt with Grilled Onion Relish

Ingredients

8 (¼-inch thick) slices Gruyere

1 ½ pounds ground turkey

Olive oil

Salt and freshly ground pepper

8 (¼-inch thick) slices good quality rye bread

Grilled Onion Relish, recipe follows

1. Heat grill to high. Divide the ground turkey into 4 equal burgers, brush with oil, and season with salt and pepper on both sides. Grill for 3 to 4 minutes per side for medium-well doneness (the burger will continue to cook when placed back on the grill in the next step).
2 red onions, peeled ...